516349560440 has 64 divisors (see below), whose sum is σ = 1334707752960. Its totient is φ = 176107236480.

The previous prime is 516349560439. The next prime is 516349560451. The reversal of 516349560440 is 44065943615.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4774022 + ... + 4880981.

It is an arithmetic number, because the mean of its divisors is an integer number (20854808640).

Almost surely, 2^516349560440 is an apocalyptic number.

It is an amenable number.

516349560440 is an abundant number, since it is smaller than the sum of its proper divisors (818358192520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

516349560440 is a wasteful number, since it uses less digits than its factorization.

516349560440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9655212 (or 9655208 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 47.

The spelling of 516349560440 in words is "five hundred sixteen billion, three hundred forty-nine million, five hundred sixty thousand, four hundred forty".